(19)

(11)

EP 4 104 367 A1

(12)

(43) Date of publication: 21.12.2022 Bulletin 2022/51 (21) Application number: 21706717.2 (22) Date of filing: 12.02.2021

(51) International Patent Classification (IPC):  H04L 5/00(2006.01) H04L 1/08(2006.01) H04L 5/14(2006.01) (52) Cooperative Patent Classification (CPC): H04L 1/1819; H04L 1/189; H04L 5/0007; H04L 5/0044; H04L 5/006; H04L 5/0094; H04L 5/1469; H04L 1/1822 (86) International application number: PCT/IB2021/051214 (87) International publication number: WO 2021/161269 (19.08.2021 Gazette 2021/33)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 13.02.2020 US 202062976202 P 14.02.2020 US 202062976926 P (71) Applicant: Telefonaktiebolaget LM Ericsson (PUBL) 164 83 Stockholm (SE)	(72) Inventors: NAMMI, Sairamesh 164 47 Kista (SE) CHAPMAN, Thomas 171 50 Solna (SE) LIDIAN, Namir 171 49 Solna (SE) (74) Representative: Haseltine Lake Kempner LLP  One Portwall Square Portwall Lane Bristol BS1 6BH Bristol BS1 6BH (GB)